Finding the Third Proportional to 31,968 and 70,281

Step by Step Solution

1. Step 1: Write the proportion equation
   31,968 : 70,281 = 70,281 : x
2. Step 2: Convert to fraction form
   31,968/70,281 = 70,281/x
3. Step 3: Cross multiply
   31,968x = 70,281 × 70,281
4. Step 4: Simplify right side
   31,968x = 4,939,418,961
5. Step 5: Solve for x
   x = 4,939,418,961/31,968
6. Step 6: Final answer
   x = 154,511.35